21330132313023 has 6 divisors (see below), whose sum is σ = 30810191118824. Its totient is φ = 14220088208676.

The previous prime is 21330132312977. The next prime is 21330132313069. The reversal of 21330132313023 is 32031323103312.

21330132313023 is a `hidden beast` number, since 2 + 1 + 3 + 30 + 1 + 323 + 1 + 302 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (21330132312977) and next prime (21330132313069).

It is not a de Polignac number, because 21330132313023 - 2¹⁸ = 21330132050879 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21330132313423) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1185007350715 + ... + 1185007350732.

Almost surely, 2^{21330132313023} is an apocalyptic number.

21330132313023 is a deficient number, since it is larger than the sum of its proper divisors (9480058805801).

21330132313023 is a wasteful number, since it uses less digits than its factorization.

21330132313023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2370014701453 (or 2370014701450 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 27.

Adding to 21330132313023 its reverse (32031323103312), we get a palindrome (53361455416335).

The spelling of 21330132313023 in words is "twenty-one trillion, three hundred thirty billion, one hundred thirty-two million, three hundred thirteen thousand, twenty-three".